title: Preserving vision with verteporfin photodynamic therapy.
mesh_terms: D000465:Algorithms; D002986:Clinical Trials as Topic; D006801:Humans; D008268:Macular Degeneration / Q000188:drug therapy*; D015337:Multicenter Studies as Topic; D010778:Photochemotherapy / Q000379:methods*; D017319:Photosensitizing Agents / Q000627:therapeutic use*; D011166:Porphyrins / Q000627:therapeutic use*; D000077362:Verteporfin; D014786:Vision Disorders / Q000517:prevention & control*; D014792:Visual Acuity / Q000502:physiology
chemical_list: D017319:Photosensitizing Agents; D011166:Porphyrins; D000077362:Verteporfin